Microctenonyx

{{Short description| Genus of spiders}}

{{Automatic taxobox

| taxon = Microctenonyx

| authority = Dahl, 1886

| type_species = M. subitaneus

| type_species_authority = (O. Pickard-Cambridge, 1875)

| subdivision_ranks = Species

| subdivision = 4, see text

| synonyms =

• Alaxchelicera Butler, 1932{{cite journal| last1=Scharff| first1=N.| last2=Hormiga| first2=G.| year=2013| title=On the Australian linyphiid spider Alaxchelicera ordinaria Butler, 1932 (Araneae)| journal=Zootaxa| volume=3750| issue=2| page=194| doi=10.11646/zootaxa.3750.2.8| pmid=25113690| doi-access=free}}
• Aulacocyba Simon, 1926{{cite journal| last1=Prószyński| first1=J.| last2=Staręga| first2=W.| year=1971| title=Pająki-Aranei| journal=Katalog Fauny Polski| volume=33| page=176}}

| synonyms_ref =

}}

Microctenonyx is a genus of dwarf spiders that was first described by Friedrich Dahl in 1886.{{cite journal| last=Dahl| first=F.| year=1886| title=Monographie der Erigone-Arten im Thorell' schen. Sinne, nebst anderen Beiträgen zur Spinnenfauna SchleswigHolsteins| journal=Schriften des Naturwissenschaftlichen Vereins für Schleswig-Holstein| pages=65–102| volume=6| author-link=Friedrich_Dahl}}